ANALISIS SURFACE ROUGHNESS DAN MATERIAL REMOVAL RATE PADA PROSES SINKER-EDM MENGGUNAKAN ELEKTRODA GRAPHITE: ANALYSIS OF SURFACE ROUGHNESS AND REMOVAL RATE OF MATERIAL IN SINKER-EDM PROCESS USING GRAPHITE ELECTRODE. teknologika 2022, 12 (1), 22-34. https://doi.org/10.51132/teknologika.v12i1.157.